Update default domain set in session_store.rb

Update default domain set in session_store.rb

config/initializers/session_store.rb

@@ -2,7 +2,7 @@
 
 # Retrieve the session key and domain based on the environment using CheckConfig.
 cookie_key = CheckConfig.get('session_store_key', '_checkdesk_session')
-domain_setting = CheckConfig.get('session_store_domain', Rails.env.development? ? 'localhost' : '.checkmedia.org')
+domain_setting = CheckConfig.get('session_store_domain', Rails.env.development? ? 'localhost' : 'checkmedia.org')
 
 # Configure the session store with the dynamically obtained session key and domain.
 Rails.application.config.session_store :cookie_store, key: cookie_key, domain: domain_setting